Valve



FIG. 1 is a perspective view of the valve;

FIG. 2 is a front side elevational view of the valve;

FIG. 3 is a rear side elevational view of the valve;

FIG. 4 is a left side elevational view of the valve;

FIG. 5 is a right side elevational view of the valve;

FIG. 6 is a top plan view of the valve; and,

FIG. 7 is a bottom plan view of the valve.

The broken lines shown in the figures are included for the purpose of illustrating portions of the valve and form no part of the claimed design. 

CLAIM The ornamental design for a valve, as shown and described. 